Chapter 1 - An overview of the fauna of the Cuatro Ciénegas Valley
Fernando Alvarez & Margarita Ojeda (UNAM, MX)
Chapter 2 - Helminth community structure of some freshwater fishes in Cuatro Ciénegas: Patterns and Processes
Gerardo Pérez-Ponce de Léon & Rogelio Aguilar-Aguilar (UNAM, MX)
Chapter 3 - Soil microarthropods
Margarita Ojeda (UNAM, MX)
Chapter 4 - Scorpions (Arachnida: Scorpiones) from the Cuatro Ciénegas Basin
Oscar Francké (UNAM, MX)
Chapter 5 - Spiders
Pablo Corcuera (UAM, MX), María Luisa Jiménez (CIBNOR, MX) & Marco Antonio Desales (UAEM, MX)
Chapter 6 - Water mites (Acari: Hydrachnidiae)
Gerardo Rivas & María Marcia Ramírez-Sánchez (UNAM, MX)
Chapter 7 - Crustaceans
Fernando Alvarez & José Luis Villalobos (UNAM, MX)
Chapter 8 - Molluscs
Evan Carson (US Fish and Wildlife Service, USA)
Chapter 9 - The diversity of Lepidoptera (Papilionoidea sensu stricto) in the Cuatro Ciénegas Valley: spatial and temporal patterns
Marysol Trujano-Ortega, Jessica Hernández-Jerónimo, Moisés Armando Luis-Martínez, Uri Omar García-Vázquez & Omar Ávalos-Hernández (UNAM, MX)
Chapter 10 - Diversity and resource use patterns of bees and flies that visit flowers in the Cuatro Ciénegas Valley
Omar Ávalos-Hernández, Marysol Trujano-Ortega, Uri Omar García-Vázquez & Olivia Yánez-Ordóñez (UNAM, MX)
Chapter 11 - Dragonflies and damselflies (Insecta: Odonata)
Enrique Gónzalez-Soriano (UNAM, MX)
Chapter 12 - Diversity and ecology of ants in Cuatro Ciénegas, Coahuila
Milan Janda, Pablo Corcuera-Del Rio, Madai Rosas-Mejia, Mario Aguilar-Mendez & Miguel Vásquez-Bolaños (UNAM, UAdeG, UAG, MX)
Chapter 13 -Systematics of the fishes of Cuatro Ciénegas
Héctor Espinosa, Christian Lambarri (UNAM, MX), Mauricio de la Maza (Pronatura Noreste, UNAM, MX) & Evan Carson (US Fish and Wildlife Service, USA)
Chapter 14 - Diversity and biogeophaphical affinity of amphibians and reptiles of Cuatro Ciénegas Valley
Uri Omar García-Vázquez, Marysol Trujano-Ortega (UNAM, MX), Arturo Contreras-Arquieta (Acuario y Herpetario W. L. Minckley, MX) & Omar Ávalos-Hernández (UNAM, MX)
Chapter 15 - Birds
Pablo Corcuera (UAM, MX), Adolfo Navarro (UNAM, MX), Luis Antonio Sánchez-González (UNAM, MX) & Omar Suárez-García (UNAM, MX)
Chapter 16 - Patters of distribution and endemism in the mammals of the Cuatro Ciénegas Valley, Coahuila
Niza Gámez & Gabriela Castellanos-Morales (UNAM, MX)